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18-08-2025 15:07

Lothar Krieglsteiner Lothar Krieglsteiner

.. 20.7.25, in subarctic habital. The liverwort i

02-02-2026 21:46

Margot en Geert Vullings

On a barkless poplar branch, we found hairy discs

02-02-2026 14:55

Andgelo Mombert Andgelo Mombert

Bonjour,Sur thalle de Lobaria pulmonaria.Conidiome

02-02-2026 14:33

Andgelo Mombert Andgelo Mombert

Bonjour,Sur le thalle de Peltigera praetextata, ne

31-01-2026 10:22

Michel Hairaud Michel Hairaud

Bonjour, Cette hypocreale parasite en nombre les

02-02-2026 09:29

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pour cette récolte de 2

01-02-2026 19:29

Nicolas Suberbielle Nicolas Suberbielle

Bonjour, Marie-Rose D'Angelo (Société Mycologiq

30-01-2026 22:49

éric ROMERO éric ROMERO

Bonjour tous, Récolté dans les Vosges le 22/10/

31-01-2026 09:17

Marc Detollenaere Marc Detollenaere

Dear Forum,On decorticated wood of Castanea,I foun

29-08-2025 05:16

Francois Guay Francois Guay

I think I may have found the teleomorph of Dendros

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Diaporthales on Castanea sativa
Mathias Hass, 03-08-2023 13:31
Mathias Hass
Hi,

On attached dead twig of Castanea sativa. Found july, Gyngemosen near Copenhagen Denmark. Olivebrown conidia, valiable shape, ellipsoide, almond shaped, ellongated and even curved, 23,8 (18,0-29,5) x 9,6(7,1-11,5) my, Q=2,6. Coated with a thin 1 my mucilaginous sheet. Looks to me Melanconis-like, but cannot find any match on this host. Any ideas?
  • message #76672
  • message #76672
  • message #76672
Chris Yeates, 05-08-2023 16:00
Chris Yeates
Re : Diaporthales on Castanea sativa
Hi Mathias

Spore dimensions a bit different (possibly originally due to working on dried material), but you could try https://www.biodiversitylibrary.org/page/32873578#page/1223/mode/1up

Best wishes, Chris
Mathias Hass, 05-08-2023 23:12
Mathias Hass
Re : Diaporthales on Castanea sativa
Thanks a lot Chris. That is at least a good start.